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Questions tagged [electrolysis]

Electrolysis is a phenomenon where dissolved or molten electrolytes (ionic compounds) split-up into other element/ compound substance, due to application of external voltage. Electrolysis has many applications, especially industries.

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Is there a reason to use bases in electrolysis and acids (eg vinegar) for electroplating? [migrated]

To me, electrolysis for rust removal and electroplating seem to be the same process, with different metals and goals. However, in seeing electrolysis and electroplating videos, it seems that ...
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Advice for low voltage electrolysis system please

I want to setup a simple electrolysis system with an energy source, two cables, a graphite anode and a steel cathode submerged in sea water. A low voltage of exactly 1.23 V needs to be applied over a ...
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How come no voltage is meassured across my electrolysis tank?

I've built myself a electrolysis tank, using a plastic barrel as the container, rebar as the sacrificial cathode, a 12v 15A car charger (DC), and a Sodium Carbonate solutions as the eletrolyte. The ...
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Isolation of circuitry from heat source

I'm building an electrolysis unit which will comprise a refractory crucible, containing the electrolyte and the electrodes. The heat will be generated from a furnace to aid the desired reaction. A ...
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Electrolysation at high voltage

I have a strange question for a crazy idea. I have no idea if I am right or wrong on this, but I want to ask it so I can understand. I want to electrolyse water using the fewest amps possible. This ...
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Electrolysis Current Question

I have seen images online that show the current of electrons going from Negative to Positive in electrolysis with water but with my knowledge, the electron flow should flow from Positive to Negative. ...
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Why do batteries only have resistance one way?

I initially had this question because I was playing around with brine electrolysis and I found that the resistance is 0 one way (positive in negative cell) and infinite the other way (positive in ...
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is it a bad idea to use voltages higher then 12v for electrolysis based hydrogen extraction?

I am currently using twelve volts from my power supply, it works fine but I do have the ability to put more then that, up to 2kv, I am using salt water - I know, this produces chlorine gas, I have ...
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Is there any generalized symbol for an electrolytic or electroplating cell?

Is there any symbol for an electrolytic cell? An electroplating cell, for instance? (There are commonly used symbol for electrochemical cell (battery symbol). But symbol for electrolytic cell not ...